GeForce 940M vs Quadro M620

If you are going to buy a new graphics card and are choosing between GeForce 940M and Quadro M620, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce 940M stacks up against Quadro M620, check out specs charts below.

GeForce 940M and Quadro M620 are Laptop Graphics Cards

Note: GeForce 940M and Quadro M620 are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce 940M or Quadro M620 here:

Main Specs

  GeForce 940M Quadro M620
Power consumption (TDP) 75 Watt 30 Watt
Interface PCIe 3.0 x8
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs
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  • GeForce 940M has 150% more power consumption, than Quadro M620.
  • GeForce 940M has 2 GB more memory, than Quadro M620.
  • GeForce 940M is used in Laptops, and Quadro M620 - in Mobile workstations.
  • GeForce 940M and Quadro M620 are build with Maxwell architecture.
  • Core clock speed of GeForce 940M is 54 MHz higher, than Quadro M620.
  • GeForce 940M and Quadro M620 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro M620 is 3012 MHz higher, than GeForce 940M.

Game benchmarks

high / 1080p 2−3 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 12−14 30−35
medium / 1080p 4−5 18−20
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 260% more, than GeForce 940M.

Full Specs

  GeForce 940M Quadro M620
Architecture Maxwell Maxwell
Code name N16S-GT-S/B
Type Laptop Mobile workstation
Release date 12 March 2015 13 January 2017
Pipelines 384 512
Core clock speed 1072 MHz 1018 MHz
Boost Clock 1176 MHz
Transistor count 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.22
Floating-point performance 903.2 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 2000 MHz 5012 MHz
Memory bandwidth 14.4 GB/s 80 GB/s
Shared memory - -
DirectX 12 (11_0) 12
Shader Model 5.1 5.0
OpenGL 4.5 4.5
OpenCL 1.2
Vulkan 1.1.126
CUDA +
Bus support PCI Express 3.0
Bitcoin / BTC (SHA256) 101 Mh/s
Laptop size medium sized large
Optimus + +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
GPU Boost 2.0
GameWorks +
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